Municipalities such as Rockville, Gaithersburg, Takoma Park or smaller jurisdictions in the county clear streets located within their borders. If the road is a numbered route such as Rte. 355, 117, please contact Maryland State Highway at 301.513.7300 OR 410.582.5650 (out of normal business hours). The Operations Center is 800.543.2515. Homeowners associations are responsible for clearing snow from roads that they maintain.